Q. What does providedIn: 'root' do?

  • (A) Creates multiple service instances
  • (B) Provides service at component level
  • (C) Registers service as singleton at root level
  • (D) Disables DI
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✅ Correct Answer: (C) Registers service as singleton at root level
Explanation: providedIn: 'root' creates a singleton service.

Published by Kartik Sharma ⭐ 8.52K Points at 05-Jan-2026 08:09 am in Angular

Explanation by: Kartik Sharma
providedIn: 'root' creates a singleton service.

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